EP1748660A1 - Systeme de service a poussoir de conversation et procede correspondant - Google Patents

Systeme de service a poussoir de conversation et procede correspondant Download PDF

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Publication number
EP1748660A1
EP1748660A1 EP05729032A EP05729032A EP1748660A1 EP 1748660 A1 EP1748660 A1 EP 1748660A1 EP 05729032 A EP05729032 A EP 05729032A EP 05729032 A EP05729032 A EP 05729032A EP 1748660 A1 EP1748660 A1 EP 1748660A1
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EP
European Patent Office
Prior art keywords
user
equipment
gateway
ptt service
users
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP05729032A
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German (de)
English (en)
Other versions
EP1748660B1 (fr
EP1748660A4 (fr
Inventor
Peilin ZTE Plaza YANG
Xiaokun ZTE Plaza XU
Jun ZTE Plaza HONG
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ZTE Corp
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ZTE Corp
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Publication date
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Publication of EP1748660A1 publication Critical patent/EP1748660A1/fr
Publication of EP1748660A4 publication Critical patent/EP1748660A4/fr
Application granted granted Critical
Publication of EP1748660B1 publication Critical patent/EP1748660B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/40—Support for services or applications
    • H04L65/4061—Push-to services, e.g. push-to-talk or push-to-video
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/40—Connection management for selective distribution or broadcast
    • H04W76/45—Connection management for selective distribution or broadcast for Push-to-Talk [PTT] or Push-to-Talk over cellular [PoC] services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/08—Trunked mobile radio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/1016—IP multimedia subsystem [IMS]

Definitions

  • the present invention relates to PTT technique in telecommunication field, particularly relates to a Push -To-Talk service system and method thereof.
  • Push-To-Talk brings brand -new experiences to mobile phone users.
  • PTT Push-To-Talk
  • mobile phone users can establish their own users lists and groups freely, the state of each user within the group can be displayed on the mobile phone, communication in the group can be realized, and the building of groups is able to transcend the area limitation so that mobile phone users in different cities can communicate with each other within a same group. Therefore, the PTT technique has been widely applied by part of the mobile telephone users.
  • US patent document WO2004086715 "VOICE AND MULTIMEDIA DISTRIBUTION USING PUSH -TO-TALK (PTT) SUBCRIBERS' GROUP" provides a distribution method of voice and multimedia information, in which, users can realize distribution of voice or multimedia message within group through a application server composed of two modules, i.e. PTT Module and Groups module.
  • a user or a content provider defines a group for a group of users in the Groups module of the app lication server.
  • the content provider wants to send news information, stock information, whether forecast, sports information and commercial information etc. to the group, the content provider sends the voice or multimedia message to the application server, and then the application server sends the message to the registered users.
  • US patent document WO2004075581 "A METHOD AND SYSTEM FOR SETTING APPLICATION SETTINGS FOR A PUSH -TO-TALK SERVICE" provides a realization method of push -to-talk service, in which, a user can communicate with at least another one user using PTT service through a PTT -server providing PPT service in multimedia system, thereby realizing PTT service in a multimedia system.
  • US patent document US2004192364 "Method and apparatus for accessing a network computer to establish a push-to-talk session” describes a method for using PTT service, in which, a wireless terminal which has registered on push -to-talk service prepares to initiate PTT session with a user on a common data network (IP network) which has not registered on the push -to-talk service, or a registered mobile user sends a unique identification of target user to PTT server, then PTT server searches the user's address on the common data network according to the unique identification, and forwards the request of the registered user to the user on the common data network.
  • IP network IP network
  • the technical problem to be solved by this invention is to provide a PTT service system and method thereof, thereby enabling the application of PTT service not limit to mobile users only, and realizing various networking forms.
  • the present invention provides a PTT service system, including a user terminal equipment and an application server, with characterized in further including a control equipment and a gateway equipment, in which:
  • said user terminal equipment is anyone or several of the terminal equipments of fixed user, soft phone user, mobile user, wireless local are a network user and handset phone user supporting PTT service.
  • the above PTT service system has the following feature: said user and said access network belong to a same operator.
  • sai d PTT service system further includes users and access networks belonging to different operators, which are accessed in by inter-network exchange gateway.
  • control equipment controls one or more gateway equipments, and authenticates said user terminal equipment by using user information of said application server.
  • the present invention provides a method for realizing PTT service, including the following steps of:
  • the above method for realizing PTT service has the following feature: in said step (a), the source user acquires current contract list from the application server, and selects the target group users of the present PTT service from the above list.
  • the above method for realizing PTT service has the following feature: in said step (b), said control equipment authenticates the source user through inquiring the application server for the configuration information of the source user.
  • the above method for realizing PTT service has the following feature: in said step (b), when the group users connect with two or more gateway equipments respectively, the control equipment selects a gateway equipment from the above multiple gateway equipments which connects with the most users of the group users, and establishes the media stream channel with the group users.
  • the above method for realizing PTT service has the following feature: in the process of distributing resources, said control equipment acquires the resource allocation condition from the gateway equipment, then notifies the resource allocation condition to the source user and target group users, and acquires the resource allocation condition of the PTT service of this time by the source user and destination user from the source user and destination user.
  • the PTT service system of the present invention employs the control and carrying separation technique, which makes the PTT service system of this form have advantages in many aspects.
  • the present invention overcomes the shortcoming of existing PTT system by fully using the technical feature of control a nd media being separated each other, thereby realizing the enhanced PTT service function, providing convenience for operators to construct various and flexible PTT networks according to the specific geographical factors and the density of PTT service users , performing the second development according to the market requirements, supporting more future service features, and also solving the problem of realizing the PTT service across networks.
  • the present invention has the following features:
  • the server for processing PTT service is divided into control equipment and gateway equipment; through the form of one control equipment controlling several gateway equipments, the gateway equipments are distributed into different areas, and the gateway equipments are collectively controlled by one or more control equipments, thereby the media stream delay in packet network and the traffic in packet network can be reduced, and disaster-tolerance in different area can also be realized, therefore avoiding the situation that the PTT service is unable to operate due to the collapse of one PTT service server.
  • a city is usually a non -dense city, therefore, it is possible to set the control equipment and gateway equipment in central city, and to set gateway equipments in the peripheral cities, and the PTT service is realized through the control equipment in central city controlling the gateway equipments in peripheral cities; with the expansion of city scale, the central city becomes dense city, so the PTT service can be realized by employing conjugated control equipments and gateway equipments in central city, and can also be realized by employing multiple control equipments and gateway equipments, in the peripheral cities, control equipment or only the gateway equipments can be set according to actual conditions.
  • it can meet the requirements for distributing network in initial st age, and at the same time, it can meet the requirements for increased scale and increased users.
  • the present system employs the technique of control and carrying separated each other, thereby not only realizing the service of Push -to-talk in mobile communication, but also expanding its application to the platforms of WLAN, PHS, fixed user and soft phone, making the group users being diverse, bringing about convenience for the user, and improving the market competitive power of the network operator.
  • the system of present invention is a PTT service system employing the technique of calling and carrying separated each other with its system principle being shown in fig. 1, which is adaptive for fixed user, soft phone user, mobile user, WLAN user and PHS user supporting PTT service to establish group relations; the system also supports the operators who operated for one or several types of the users; for the users in different networks, group relations can also be established through the negotiation between the network operators.
  • the present invention realizes the PTT service system carried in full network by employing the mannerof control and media separated each other.
  • the system is mainly composed of control equipment 110, gateway equipment 120, application server 130 and user terminal equipment 200, in which, the user terminal equipment 200 is connected to the control equipment 110, the gateway equipment 120 and the application server 130 through wired or wireless access network 150, the application server 130 is connected to the access network 150 and control equipment 110 through application server access protocol, wherein:
  • the control equipment 110 is used for authenticating the user terminal equipment, providing the establishment of signaling message, distributing the signaling message to other user terminal equipments within the group, and controlling the gateway equipment 120 through the media gateway co ntrol protocol;
  • the gateway equipment 120 is used for establishing media stream channel with user terminal equipment according to the control signaling sent from the control equipment, and distributing the media stream sent from a certain user terminal equipment to other user terminal equipments within the group;
  • the application server 130 is used for interacting with user terminal equipment 200, and establishing, storing and managing the user group and related list information;
  • the user terminal equipment 200 includes fixed terminal user, soft phone user, mobile user, WLAN user, PHS user that support the PTT service, and it can belong to the same operator or different operators.
  • the realizing manner is shown in fig.3, in which, the access network B 152 which belongs to a different operator with the access network B151 accesses access PTT system through inter-networking gateway 160, and the application server 130, control equipment 110 and gateway equipment 120 are all connected to the inter-networking gateway 160.
  • the present PTT service system realizes the separation of PTT service control and carrying, realizes the operation in full network, enabling it not limited to the mobile network. Furthermore, by separating the control and carrying, the present PTT service system is ab le to deploy the number of the gateway equipments flexibly according to the density of the PTT user group and the distribution condition in central city and peripheral cities, realizing that one control equipment controls several gateway equipments. As shown in fig.4, two gateway equipments 121 and 122 are connected to access network A 153 and access network B 154 respectively, and both are connected to the control equipment 110. Certainly, the control equipment and gateway equipment can either be set one b y one, or multiple to multiple.
  • Fig.5 is the basic flowchart of the embodiment of the present invention, including the following steps of:
  • fig.2 shows the typical flowchart of realizing PTT service by user A 210 and user B 220
  • fig.3 shows the typical flowchart of realizing PTT service by user A 210, user B 220 and user C 230
  • fig.4 shows the typical flowchart of realizing PTT service by user A 210 and user C 230 and user D 240 which belong to different gateways.
  • user A 210 and user B 220 realize PTT service:
  • the major operation procedures include the following steps of:
  • Embodiment 2 fig.3 shows a situation that users A, B, C and D of different operators realize the PTT service, in which, it is supposed that the PTT service is provided by operator A, users A and B belong to the operator A, and users C and D belong to operator B.
  • the major operation procedures of user A 210, user B220 and user C 230 realizing the PTT service include the following steps of:
  • Embodiment 3 shows the situation that user A 210, u ser C 230 and user D 240 which belong to different gateways realize the PTT service:
  • the major operation procedures of the PTT service include the following steps of:
  • this invention does not set limitation to the session procedures of the PT service and the specific operation modes of pushing button.
  • the present invention provides a PTT service system and method thereof, which enables the application of the PTT service not limit to the mobile users.
  • the PTT service can be realized in the terminal equipments which support the PTT service, such as the fixed user, soft phone user, mobile user, WLAN user and PHS user etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephonic Communication Services (AREA)
EP05729032A 2004-04-28 2005-03-21 Systeme de service a poussoir de conversation et procede correspondant Active EP1748660B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNB2004100090540A CN1299520C (zh) 2004-04-28 2004-04-28 一键通业务系统及其业务实现方法
PCT/CN2005/000353 WO2005107295A1 (fr) 2004-04-28 2005-03-21 Systeme de service a poussoir de conversation et procede correspondant

Publications (3)

Publication Number Publication Date
EP1748660A1 true EP1748660A1 (fr) 2007-01-31
EP1748660A4 EP1748660A4 (fr) 2011-08-10
EP1748660B1 EP1748660B1 (fr) 2013-01-23

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EP05729032A Active EP1748660B1 (fr) 2004-04-28 2005-03-21 Systeme de service a poussoir de conversation et procede correspondant

Country Status (4)

Country Link
US (1) US20090131091A1 (fr)
EP (1) EP1748660B1 (fr)
CN (1) CN1299520C (fr)
WO (1) WO2005107295A1 (fr)

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WO2008006852A1 (fr) * 2006-07-13 2008-01-17 Thales Systeme permettant de mettre en relation des usagers voip et des ressources analogiques reparties
WO2008144283A1 (fr) * 2007-05-17 2008-11-27 Sonim Technologies, Inc. Systèmes et procédés pour intégrer des applications sur un équipement utilisateur utilisant des messages de vérification d'identifiant uniformisé de ressource spéciaux

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US7933623B1 (en) * 2005-03-11 2011-04-26 Nextel Communications Inc. System and method for addressing dispatch stations
CN101278591B (zh) * 2005-09-30 2011-12-07 日本电气株式会社 一键通终端、服务器装置以及发言权取得终端的通知方法
CN100461898C (zh) * 2005-10-10 2009-02-11 华为技术有限公司 一种PoC会话处理方法
CN100442872C (zh) * 2005-11-02 2008-12-10 华为技术有限公司 一种PoC业务实现方法
KR101011891B1 (ko) * 2005-11-14 2011-02-01 엘지전자 주식회사 제어 ｐｔ 서버 결정 방법 및 장치
CN1980416B (zh) * 2005-12-01 2011-05-18 华为技术有限公司 媒体发送权处理方法及装置
CN100433858C (zh) * 2005-12-09 2008-11-12 华为技术有限公司 一种PoC媒体流业务的控制方法及系统
CN100459745C (zh) * 2005-12-28 2009-02-04 大唐移动通信设备有限公司 在第三代移动通信网络中实现一键通业务的方法
CN100438654C (zh) * 2005-12-29 2008-11-26 华为技术有限公司 一种即按即通系统及实现即按即通业务的方法
CN100377605C (zh) * 2005-12-30 2008-03-26 华为技术有限公司 临时群组的会话请求方法
KR101396972B1 (ko) * 2006-10-18 2014-05-20 엘지전자 주식회사 Ｐｔ 서비스에서의 발언권 제어 방법
US8676243B2 (en) 2008-12-03 2014-03-18 Motorola Solutions, Inc. Method and apparatus for dual/multi-watch for group PTT services
CN101459879A (zh) * 2008-12-29 2009-06-17 深圳华为通信技术有限公司 一种ptt群组通话控制方法、系统及设备
CN102131311B (zh) * 2010-01-19 2016-03-30 华为技术有限公司 机器到机器的通信方法及设备
CN105007543B (zh) * 2014-04-18 2020-09-04 腾讯科技（深圳）有限公司 对讲方法、装置、设备及系统
CN111901767A (zh) * 2020-08-05 2020-11-06 杭州叙简科技股份有限公司 一种执法记录仪poc自组网的系统

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Also Published As

Publication number Publication date
CN1299520C (zh) 2007-02-07
US20090131091A1 (en) 2009-05-21
EP1748660B1 (fr) 2013-01-23
EP1748660A4 (fr) 2011-08-10
WO2005107295A1 (fr) 2005-11-10
CN1571545A (zh) 2005-01-26

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